User Manual

2. Updating the unit’s firmware
Update the firmware of the unit.
1. Turn off the unit.
2. Unplug the power cable from the AC wall outlet.
3. Connect the USB flash drive to the UPDATE ONLY jack on the unit.
USB flash drive containing the
firmware data file
4. Plug the power cable into an AC wall outlet.
Note
• When the plug is connected to an electrical outlet, the unit may turn on. In that case, press the
(power) on the remote control to turn off the power.
5. Touch and hold (volume -) and (power) together for at least 3 seconds.
The firmware update begins. The indicator will flash while the firmware is being updated.
The update will be finished within 10 minutes. The indicators will flash as shown below when the firmware
update has been successfully completed.
If indicators flash differently than shown above, or fail to glow or flash at all, see Troubleshooting . Depending on
the firmware virsion, this unit restart automatically when the firmware update is successfully completed.
6. Touch (power) when the firmware update is complete.
7.
Disconnect the USB flash drive.
The firmware update has been completed.
2. Updating the unit’s firmware
3 | ESB-1090 Update Guide